1. Laboratory of Biotechnology, Protection and Valorisation of Plant Ressources (URAC35 Association Unit), Cadi Ayyad University, department of Biology, Faculty of Sciences Semlalia, POB 2390, Marrakesh, Morocco
2. Kurt Kitzing Co., Hinterm Alten Schloss, Wallerstein, Germany
3. Department of Clinical Pharmacy and Diagnostics, University of Vienna, Pharmacy-Center, Althanstrasse 14, A-1090 Vienna, Austria
4. National Center for Natural Products Research, The University of Mississippi, University, MS 38677, USA
5. USDA-ARS, Subtropical Horticulture Research Station, 13601 Old Cutler Rd., Miami, FL 33158 USA
6. Laboratory of Biology and Biotechnology of Microorganisms, Cadi Ayyad University, Department of Biology, Faculty of Sciences Semlalia, Marrakech, Morocco